Not sure.  The NetMap team at least told me that upstream didn't want their
code.  This might be because NetMap requires special vendor-provided (but
still open source, if I understand correctly) drivers for optimum
performance, or it might be because they use a single codebase to support
Windows, Linux, and FreeBSD, if I understand correctly.
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On Feb 12, 2018 2:21 PM, "Greg KH" <> wrote:

> On Mon, Feb 12, 2018 at 12:48:11PM -0500, Demi Obenour wrote:
> > Why haven't NetMap or MegaPipe been merged?  I am wondering because they
> > seem to be big wins for performance, but neither has been upstreamed.
> Has anyone actually submitted the patches upstream?  That's usually the
> first step :)
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